Thyme and oregano are not only popular herbs for cooking, but also valuable medicinal plants. Their essential oils contain thymol and carvacrol which impart...
Scientists review recent experiments and find noise regulations may need to be changed to protect porpoises, seals, and other sea-dwelling mammals. Current guidance for...
OVER the past month, successive waves of thick smog have blanketed northern and central China. With visibility severely reduced, authorities have cancelled flights, shut...